DEWALT Steel Countersink Set (3-Piece)-DW2535 - The Home Depot

22 Piece Tapered Drill Set - Woodworking Plans & Tools

Give wood screws more bite by pre-boring with these tapered drill bits. This economical 22-piece set contains 7 drill bits with countersinks, stop collars, and an Allen wrench, all indexed in a wooden stand-up box.